Key-off Operation Function Operates even if Operating Conditions are not Satisfied [08/2017 - ]: Procedure

1. Check the power window operation function after the ignition switch is turned OFF.
   RESULT:
   
   

   Result	Proceed to
   Front side door is opened within 43 +/-1.5 seconds but power window can still operate	A
   43 +/-1.5 seconds pass and power windows can still operate	B

Result: 

B 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

Result: 

A 

See step  2

1. Use the Data List to check if the main body ECU (multiplex network body ECU) is functioning properly.
   MAIN BODY:
   
   

   Tester Display	Measurement Item/Range	Normal Condition	Diagnostic Note
   D Door Courtesy SW	Driver side door courtesy switch signal / ON or OFF	ON: Driver door open OFF: Driver door closed	-
   P Door Courtesy SW	Front passenger side door courtesy switch signal / ON or OFF	ON: Front passenger door open OFF: Front passenger door closed	-

   OK

   Tester display changes normally when door courtesy switch is operated.

Result: 

OK 

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) 

Result: 

NG 

GO TO LIGHTING SYSTEM 

(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2017 - ] )